public function getExample5()
 {
     $image_crud = new ImageCRUD();
     $image_crud->unset_upload();
     $image_crud->unset_delete();
     $image_crud->set_primary_key_field('id');
     $image_crud->set_url_field('url');
     $image_crud->set_table('example_4')->set_image_path('assets/uploads');
     $output = $image_crud->render();
     return $this->_example_output($output);
 }
 public function getExample4()
 {
     $image_crud = new ImageCRUD();
     $image_crud->set_primary_key_field('id');
     $image_crud->set_url_field('email');
     $image_crud->set_title_field('email');
     $image_crud->set_table('users')->set_image_path('assets/uploads');
     $output = $image_crud->render();
     return $this->_example_output($output);
 }